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Differences What are the advantages of each

Front view of Intel Xeon E6510

Reasons to consider the
Intel Xeon E6510

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More threads 8 vs 4 Twice as many threads
Newer Mar, 2010 vs Nov, 2007 Release date over 2 years later
Front view of Intel Xeon E5450

Reasons to consider the
Intel Xeon E5450

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Much more l2 cache 12 MB vs 1 MB 12x more l2 cache; more data can be stored in the l2 cache for quick access later
Much higher clock speed 3 GHz vs 1.73 GHz Around 75% higher clock speed
Much more l2 cache per core 3 MB/core vs 0.25 MB/core 12x more l2 cache per core
Lower typical power consumption 65W vs 85.31W Around 25% lower typical power consumption
Lower annual commercial energy cost 70.08 $/year vs 91.98 $/year Around 25% lower annual commercial energy cost
Lower annual home energy cost 19.27 $/year vs 25.29 $/year Around 25% lower annual home energy cost

Features Key features of the Xeon E6510  vs E5450 

clock speed

Xeon E6510
1.73 GHz
Xeon E5450
3 GHz

L2 cache

Xeon E6510
1 MB
Xeon E5450
12 MB


Specifications Full list of technical specs


Xeon E6510  vs
Clock speed 1.73 GHz 3 GHz
Cores Quad core Quad core
Socket type
LGA 1567
LGA 771


Has a NX bit Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
Supplemental SSE3
Supports dynamic frequency scaling Yes Yes


Architecture QPI FSB
Number of links 4 1
Clock speed 2,400 MHz 1,333 MHz


Xeon E6510  vs
Threads 8 4
L2 cache 1 MB 12 MB
L2 cache per core 0.25 MB/core 3 MB/core
Manufacture process 45 nm 45 nm
Max CPUs 2 2
Operating temperature Unknown - 64°C Unknown - 67°C

integrated graphics

GPU None None
Label N/A N/A
Latest DirectX N/A N/A
Number of displays supported N/A N/A
GPU clock speed N/A N/A
Turbo clock speed N/A N/A
3DMark06 N/A N/A

power consumption

TDP 105W 80W
Annual home energy cost 25.29 $/year 19.27 $/year
Annual commercial energy cost 91.98 $/year 70.08 $/year
Typical power consumption 85.31W 65W
Intel Xeon E6510
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Intel Xeon E5450
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